/*
 *  --- Revised 3-Clause BSD License ---
 *  Copyright (C) 2016-2019, SEMTECH (International) AG.
 *  All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without modification,
 *  are permitted provided that the following conditions are met:
 *
 *      * Redistributions of source code must retain the above copyright notice,
 *        this list of conditions and the following disclaimer.
 *      * Redistributions in binary form must reproduce the above copyright notice,
 *        this list of conditions and the following disclaimer in the documentation
 *        and/or other materials provided with the distribution.
 *      * Neither the name of the copyright holder nor the names of its contributors
 *        may be used to endorse or promote products derived from this software
 *        without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 *  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 *  DISCLAIMED. IN NO EVENT SHALL SEMTECH BE LIABLE FOR ANY DIRECT, INDIRECT,
 *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 *  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 *  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 *  OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 *  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#if defined(CFG_argp)
#ifndef _argp2_h_
#define _argp2_h_

#define ARGP_KEY_ARG 1
#define ARGP_KEY_END 2
#define OPTION_HIDDEN 0x10
#define ARGP_ERR_UNKNOWN -1

struct argp_state {
    int    argc;
    char** argv;
    int    aidx;
    int    cidx;
};

struct argp_option {
    const char* long_opt;
    int         short_opt;
    const char* arg_spec;
    int         flag;
    const char* doc;
};

struct argp {
    struct argp_option* options;
    int (*parsefn) (int key, char* arg, struct argp_state* state);
    const char* args_spec;
    void* dummy1;
    void* dummy2;
    void* dummy3;
    void* dummy4;
};

int argp_parse (struct argp* argp, int argc, char** argv, int flag, void* dummy1, void* dummy2);

#endif // _argp2_h_
#else // defined(CFG_argp)
#include <argp.h>
#endif // defined(CFG_argp)
